prototype-related fixes
[flac.git] / src / metaflac / operations.c
1 /* metaflac - Command-line FLAC metadata editor
2  * Copyright (C) 2001,2002,2003,2004,2005,2006,2007  Josh Coalson
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License
6  * as published by the Free Software Foundation; either version 2
7  * of the License, or (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
17  */
18
19 #if HAVE_CONFIG_H
20 #  include <config.h>
21 #endif
22
23 #include "operations.h"
24 #include "usage.h"
25 #include "utils.h"
26 #include "FLAC/assert.h"
27 #include "FLAC/metadata.h"
28 #include "share/grabbag.h"
29 #include <stdio.h>
30 #include <stdlib.h>
31 #include <string.h>
32 #include "operations_shorthand.h"
33
34 static void show_version(void);
35 static FLAC__bool do_major_operation(const CommandLineOptions *options);
36 static FLAC__bool do_major_operation_on_file(const char *filename, const CommandLineOptions *options);
37 static FLAC__bool do_major_operation__list(const char *filename, FLAC__Metadata_Chain *chain, const CommandLineOptions *options);
38 static FLAC__bool do_major_operation__append(FLAC__Metadata_Chain *chain, const CommandLineOptions *options);
39 static FLAC__bool do_major_operation__remove(FLAC__Metadata_Chain *chain, const CommandLineOptions *options);
40 static FLAC__bool do_major_operation__remove_all(FLAC__Metadata_Chain *chain, const CommandLineOptions *options);
41 static FLAC__bool do_shorthand_operations(const CommandLineOptions *options);
42 static FLAC__bool do_shorthand_operations_on_file(const char *filename, const CommandLineOptions *options);
43 static FLAC__bool do_shorthand_operation(const char *filename, FLAC__bool prefix_with_filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write, FLAC__bool utf8_convert);
44 static FLAC__bool do_shorthand_operation__add_replay_gain(char **filenames, unsigned num_files, FLAC__bool preserve_modtime);
45 static FLAC__bool do_shorthand_operation__add_padding(const char *filename, FLAC__Metadata_Chain *chain, unsigned length, FLAC__bool *needs_write);
46
47 static FLAC__bool passes_filter(const CommandLineOptions *options, const FLAC__StreamMetadata *block, unsigned block_number);
48 static void write_metadata(const char *filename, FLAC__StreamMetadata *block, unsigned block_number, FLAC__bool raw, FLAC__bool hexdump_application);
49
50 /* from operations_shorthand_seektable.c */
51 extern FLAC__bool do_shorthand_operation__add_seekpoints(const char *filename, FLAC__Metadata_Chain *chain, const char *specification, FLAC__bool *needs_write);
52
53 /* from operations_shorthand_streaminfo.c */
54 extern FLAC__bool do_shorthand_operation__streaminfo(const char *filename, FLAC__bool prefix_with_filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write);
55
56 /* from operations_shorthand_vorbiscomment.c */
57 extern FLAC__bool do_shorthand_operation__vorbis_comment(const char *filename, FLAC__bool prefix_with_filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write, FLAC__bool raw);
58
59 /* from operations_shorthand_cuesheet.c */
60 extern FLAC__bool do_shorthand_operation__cuesheet(const char *filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write);
61
62 /* from operations_shorthand_picture.c */
63 extern FLAC__bool do_shorthand_operation__picture(const char *filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write);
64
65
66 FLAC__bool do_operations(const CommandLineOptions *options)
67 {
68         FLAC__bool ok = true;
69
70         if(options->show_long_help) {
71                 long_usage(0);
72         }
73         if(options->show_version) {
74                 show_version();
75         }
76         else if(options->args.checks.num_major_ops > 0) {
77                 FLAC__ASSERT(options->args.checks.num_shorthand_ops == 0);
78                 FLAC__ASSERT(options->args.checks.num_major_ops == 1);
79                 FLAC__ASSERT(options->args.checks.num_major_ops == options->ops.num_operations);
80                 ok = do_major_operation(options);
81         }
82         else if(options->args.checks.num_shorthand_ops > 0) {
83                 FLAC__ASSERT(options->args.checks.num_shorthand_ops == options->ops.num_operations);
84                 ok = do_shorthand_operations(options);
85         }
86
87         return ok;
88 }
89
90 /*
91  * local routines
92  */
93
94 void show_version(void)
95 {
96         printf("metaflac %s\n", FLAC__VERSION_STRING);
97 }
98
99 FLAC__bool do_major_operation(const CommandLineOptions *options)
100 {
101         unsigned i;
102         FLAC__bool ok = true;
103
104         /* to die after first error,     v---  add '&& ok' here */
105         for(i = 0; i < options->num_files; i++)
106                 ok &= do_major_operation_on_file(options->filenames[i], options);
107
108         return ok;
109 }
110
111 FLAC__bool do_major_operation_on_file(const char *filename, const CommandLineOptions *options)
112 {
113         FLAC__bool ok = true, needs_write = false, is_ogg = false;
114         FLAC__Metadata_Chain *chain = FLAC__metadata_chain_new();
115
116         if(0 == chain)
117                 die("out of memory allocating chain");
118
119         /*@@@@ lame way of guessing the file type */
120         if(strlen(filename) >= 4 && 0 == strcmp(filename+strlen(filename)-4, ".ogg"))
121                 is_ogg = true;
122
123         if(! (is_ogg? FLAC__metadata_chain_read_ogg(chain, filename) : FLAC__metadata_chain_read(chain, filename)) ) {
124                 print_error_with_chain_status(chain, "%s: ERROR: reading metadata", filename);
125                 FLAC__metadata_chain_delete(chain);
126                 return false;
127         }
128
129         switch(options->ops.operations[0].type) {
130                 case OP__LIST:
131                         ok = do_major_operation__list(options->prefix_with_filename? filename : 0, chain, options);
132                         break;
133                 case OP__APPEND:
134                         ok = do_major_operation__append(chain, options);
135                         needs_write = true;
136                         break;
137                 case OP__REMOVE:
138                         ok = do_major_operation__remove(chain, options);
139                         needs_write = true;
140                         break;
141                 case OP__REMOVE_ALL:
142                         ok = do_major_operation__remove_all(chain, options);
143                         needs_write = true;
144                         break;
145                 case OP__MERGE_PADDING:
146                         FLAC__metadata_chain_merge_padding(chain);
147                         needs_write = true;
148                         break;
149                 case OP__SORT_PADDING:
150                         FLAC__metadata_chain_sort_padding(chain);
151                         needs_write = true;
152                         break;
153                 default:
154                         FLAC__ASSERT(0);
155                         return false;
156         }
157
158         if(ok && needs_write) {
159                 if(options->use_padding)
160                         FLAC__metadata_chain_sort_padding(chain);
161                 ok = FLAC__metadata_chain_write(chain, options->use_padding, options->preserve_modtime);
162                 if(!ok)
163                         print_error_with_chain_status(chain, "%s: ERROR: writing FLAC file", filename);
164         }
165
166         FLAC__metadata_chain_delete(chain);
167
168         return ok;
169 }
170
171 FLAC__bool do_major_operation__list(const char *filename, FLAC__Metadata_Chain *chain, const CommandLineOptions *options)
172 {
173         FLAC__Metadata_Iterator *iterator = FLAC__metadata_iterator_new();
174         FLAC__StreamMetadata *block;
175         FLAC__bool ok = true;
176         unsigned block_number;
177
178         if(0 == iterator)
179                 die("out of memory allocating iterator");
180
181         FLAC__metadata_iterator_init(iterator, chain);
182
183         block_number = 0;
184         do {
185                 block = FLAC__metadata_iterator_get_block(iterator);
186                 ok &= (0 != block);
187                 if(!ok)
188                         fprintf(stderr, "%s: ERROR: couldn't get block from chain\n", filename);
189                 else if(passes_filter(options, FLAC__metadata_iterator_get_block(iterator), block_number))
190                         write_metadata(filename, block, block_number, !options->utf8_convert, options->application_data_format_is_hexdump);
191                 block_number++;
192         } while(ok && FLAC__metadata_iterator_next(iterator));
193
194         FLAC__metadata_iterator_delete(iterator);
195
196         return ok;
197 }
198
199 FLAC__bool do_major_operation__append(FLAC__Metadata_Chain *chain, const CommandLineOptions *options)
200 {
201         (void) chain, (void) options;
202         fprintf(stderr, "ERROR: --append not implemented yet\n");
203         return false;
204 }
205
206 FLAC__bool do_major_operation__remove(FLAC__Metadata_Chain *chain, const CommandLineOptions *options)
207 {
208         FLAC__Metadata_Iterator *iterator = FLAC__metadata_iterator_new();
209         FLAC__bool ok = true;
210         unsigned block_number;
211
212         if(0 == iterator)
213                 die("out of memory allocating iterator");
214
215         FLAC__metadata_iterator_init(iterator, chain);
216
217         block_number = 0;
218         while(ok && FLAC__metadata_iterator_next(iterator)) {
219                 block_number++;
220                 if(passes_filter(options, FLAC__metadata_iterator_get_block(iterator), block_number)) {
221                         ok &= FLAC__metadata_iterator_delete_block(iterator, options->use_padding);
222                         if(options->use_padding)
223                                 ok &= FLAC__metadata_iterator_next(iterator);
224                 }
225         }
226
227         FLAC__metadata_iterator_delete(iterator);
228
229         return ok;
230 }
231
232 FLAC__bool do_major_operation__remove_all(FLAC__Metadata_Chain *chain, const CommandLineOptions *options)
233 {
234         FLAC__Metadata_Iterator *iterator = FLAC__metadata_iterator_new();
235         FLAC__bool ok = true;
236
237         if(0 == iterator)
238                 die("out of memory allocating iterator");
239
240         FLAC__metadata_iterator_init(iterator, chain);
241
242         while(ok && FLAC__metadata_iterator_next(iterator)) {
243                 ok &= FLAC__metadata_iterator_delete_block(iterator, options->use_padding);
244                 if(options->use_padding)
245                         ok &= FLAC__metadata_iterator_next(iterator);
246         }
247
248         FLAC__metadata_iterator_delete(iterator);
249
250         return ok;
251 }
252
253 FLAC__bool do_shorthand_operations(const CommandLineOptions *options)
254 {
255         unsigned i;
256         FLAC__bool ok = true;
257
258         /* to die after first error,     v---  add '&& ok' here */
259         for(i = 0; i < options->num_files; i++)
260                 ok &= do_shorthand_operations_on_file(options->filenames[i], options);
261
262         /* check if OP__ADD_REPLAY_GAIN requested */
263         if(ok && options->num_files > 0) {
264                 for(i = 0; i < options->ops.num_operations; i++) {
265                         if(options->ops.operations[i].type == OP__ADD_REPLAY_GAIN)
266                                 ok = do_shorthand_operation__add_replay_gain(options->filenames, options->num_files, options->preserve_modtime);
267                 }
268         }
269
270         return ok;
271 }
272
273 FLAC__bool do_shorthand_operations_on_file(const char *filename, const CommandLineOptions *options)
274 {
275         unsigned i;
276         FLAC__bool ok = true, needs_write = false, use_padding = options->use_padding;
277         FLAC__Metadata_Chain *chain = FLAC__metadata_chain_new();
278
279         if(0 == chain)
280                 die("out of memory allocating chain");
281
282         if(!FLAC__metadata_chain_read(chain, filename)) {
283                 print_error_with_chain_status(chain, "%s: ERROR: reading metadata", filename);
284                 return false;
285         }
286
287         for(i = 0; i < options->ops.num_operations && ok; i++) {
288                 /*
289                  * Do OP__ADD_SEEKPOINT last to avoid decoding twice if both
290                  * --add-seekpoint and --import-cuesheet-from are used.
291                  */
292                 if(options->ops.operations[i].type != OP__ADD_SEEKPOINT)
293                         ok &= do_shorthand_operation(filename, options->prefix_with_filename, chain, &options->ops.operations[i], &needs_write, options->utf8_convert);
294
295                 /* The following seems counterintuitive but the meaning
296                  * of 'use_padding' is 'try to keep the overall metadata
297                  * to its original size, adding or truncating extra
298                  * padding if necessary' which is why we need to turn it
299                  * off in this case.  If we don't, the extra padding block
300                  * will just be truncated.
301                  */
302                 if(options->ops.operations[i].type == OP__ADD_PADDING)
303                         use_padding = false;
304         }
305
306         /*
307          * Do OP__ADD_SEEKPOINT last to avoid decoding twice if both
308          * --add-seekpoint and --import-cuesheet-from are used.
309          */
310         for(i = 0; i < options->ops.num_operations && ok; i++) {
311                 if(options->ops.operations[i].type == OP__ADD_SEEKPOINT)
312                         ok &= do_shorthand_operation(filename, options->prefix_with_filename, chain, &options->ops.operations[i], &needs_write, options->utf8_convert);
313         }
314
315         if(ok && needs_write) {
316                 if(use_padding)
317                         FLAC__metadata_chain_sort_padding(chain);
318                 ok = FLAC__metadata_chain_write(chain, use_padding, options->preserve_modtime);
319                 if(!ok)
320                         print_error_with_chain_status(chain, "%s: ERROR: writing FLAC file", filename);
321         }
322
323         FLAC__metadata_chain_delete(chain);
324
325         return ok;
326 }
327
328 FLAC__bool do_shorthand_operation(const char *filename, FLAC__bool prefix_with_filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write, FLAC__bool utf8_convert)
329 {
330         FLAC__bool ok = true;
331
332         switch(operation->type) {
333                 case OP__SHOW_MD5SUM:
334                 case OP__SHOW_MIN_BLOCKSIZE:
335                 case OP__SHOW_MAX_BLOCKSIZE:
336                 case OP__SHOW_MIN_FRAMESIZE:
337                 case OP__SHOW_MAX_FRAMESIZE:
338                 case OP__SHOW_SAMPLE_RATE:
339                 case OP__SHOW_CHANNELS:
340                 case OP__SHOW_BPS:
341                 case OP__SHOW_TOTAL_SAMPLES:
342                 case OP__SET_MD5SUM:
343                 case OP__SET_MIN_BLOCKSIZE:
344                 case OP__SET_MAX_BLOCKSIZE:
345                 case OP__SET_MIN_FRAMESIZE:
346                 case OP__SET_MAX_FRAMESIZE:
347                 case OP__SET_SAMPLE_RATE:
348                 case OP__SET_CHANNELS:
349                 case OP__SET_BPS:
350                 case OP__SET_TOTAL_SAMPLES:
351                         ok = do_shorthand_operation__streaminfo(filename, prefix_with_filename, chain, operation, needs_write);
352                         break;
353                 case OP__SHOW_VC_VENDOR:
354                 case OP__SHOW_VC_FIELD:
355                 case OP__REMOVE_VC_ALL:
356                 case OP__REMOVE_VC_FIELD:
357                 case OP__REMOVE_VC_FIRSTFIELD:
358                 case OP__SET_VC_FIELD:
359                 case OP__IMPORT_VC_FROM:
360                 case OP__EXPORT_VC_TO:
361                         ok = do_shorthand_operation__vorbis_comment(filename, prefix_with_filename, chain, operation, needs_write, !utf8_convert);
362                         break;
363                 case OP__IMPORT_CUESHEET_FROM:
364                 case OP__EXPORT_CUESHEET_TO:
365                         ok = do_shorthand_operation__cuesheet(filename, chain, operation, needs_write);
366                         break;
367                 case OP__IMPORT_PICTURE_FROM:
368                 case OP__EXPORT_PICTURE_TO:
369                         ok = do_shorthand_operation__picture(filename, chain, operation, needs_write);
370                         break;
371                 case OP__ADD_SEEKPOINT:
372                         ok = do_shorthand_operation__add_seekpoints(filename, chain, operation->argument.add_seekpoint.specification, needs_write);
373                         break;
374                 case OP__ADD_REPLAY_GAIN:
375                         /* this command is always executed last */
376                         ok = true;
377                         break;
378                 case OP__ADD_PADDING:
379                         ok = do_shorthand_operation__add_padding(filename, chain, operation->argument.add_padding.length, needs_write);
380                         break;
381                 default:
382                         ok = false;
383                         FLAC__ASSERT(0);
384                         break;
385         };
386
387         return ok;
388 }
389
390 FLAC__bool do_shorthand_operation__add_replay_gain(char **filenames, unsigned num_files, FLAC__bool preserve_modtime)
391 {
392         FLAC__StreamMetadata streaminfo;
393         float *title_gains = 0, *title_peaks = 0;
394         float album_gain, album_peak;
395         unsigned sample_rate = 0;
396         unsigned bits_per_sample = 0;
397         unsigned channels = 0;
398         unsigned i;
399         const char *error;
400         FLAC__bool first = true;
401
402         FLAC__ASSERT(num_files > 0);
403
404         for(i = 0; i < num_files; i++) {
405                 FLAC__ASSERT(0 != filenames[i]);
406                 if(!FLAC__metadata_get_streaminfo(filenames[i], &streaminfo)) {
407                         fprintf(stderr, "%s: ERROR: can't open file or get STREAMINFO block\n", filenames[i]);
408                         return false;
409                 }
410                 if(first) {
411                         first = false;
412                         sample_rate = streaminfo.data.stream_info.sample_rate;
413                         bits_per_sample = streaminfo.data.stream_info.bits_per_sample;
414                         channels = streaminfo.data.stream_info.channels;
415                 }
416                 else {
417                         if(sample_rate != streaminfo.data.stream_info.sample_rate) {
418                                 fprintf(stderr, "%s: ERROR: sample rate of %u Hz does not match previous files' %u Hz\n", filenames[i], streaminfo.data.stream_info.sample_rate, sample_rate);
419                                 return false;
420                         }
421                         if(bits_per_sample != streaminfo.data.stream_info.bits_per_sample) {
422                                 fprintf(stderr, "%s: ERROR: resolution of %u bps does not match previous files' %u bps\n", filenames[i], streaminfo.data.stream_info.bits_per_sample, bits_per_sample);
423                                 return false;
424                         }
425                         if(channels != streaminfo.data.stream_info.channels) {
426                                 fprintf(stderr, "%s: ERROR: # channels (%u) does not match previous files' (%u)\n", filenames[i], streaminfo.data.stream_info.channels, channels);
427                                 return false;
428                         }
429                 }
430                 if(!grabbag__replaygain_is_valid_sample_frequency(sample_rate)) {
431                         fprintf(stderr, "%s: ERROR: sample rate of %u Hz is not supported\n", filenames[i], sample_rate);
432                         return false;
433                 }
434                 if(channels != 1 && channels != 2) {
435                         fprintf(stderr, "%s: ERROR: # of channels (%u) is not supported, must be 1 or 2\n", filenames[i], channels);
436                         return false;
437                 }
438         }
439         FLAC__ASSERT(bits_per_sample >= FLAC__MIN_BITS_PER_SAMPLE && bits_per_sample <= FLAC__MAX_BITS_PER_SAMPLE);
440
441         if(!grabbag__replaygain_init(sample_rate)) {
442                 FLAC__ASSERT(0);
443                 /* double protection */
444                 fprintf(stderr, "internal error\n");
445                 return false;
446         }
447
448         if(
449                 0 == (title_gains = (float*)malloc(sizeof(float) * num_files)) ||
450                 0 == (title_peaks = (float*)malloc(sizeof(float) * num_files))
451         )
452                 die("out of memory allocating space for title gains/peaks");
453
454         for(i = 0; i < num_files; i++) {
455                 if(0 != (error = grabbag__replaygain_analyze_file(filenames[i], title_gains+i, title_peaks+i))) {
456                         fprintf(stderr, "%s: ERROR: during analysis (%s)\n", filenames[i], error);
457                         free(title_gains);
458                         free(title_peaks);
459                         return false;
460                 }
461         }
462         grabbag__replaygain_get_album(&album_gain, &album_peak);
463
464         for(i = 0; i < num_files; i++) {
465                 if(0 != (error = grabbag__replaygain_store_to_file(filenames[i], album_gain, album_peak, title_gains[i], title_peaks[i], preserve_modtime))) {
466                         fprintf(stderr, "%s: ERROR: writing tags (%s)\n", filenames[i], error);
467                         free(title_gains);
468                         free(title_peaks);
469                         return false;
470                 }
471         }
472
473         free(title_gains);
474         free(title_peaks);
475         return true;
476 }
477
478 FLAC__bool do_shorthand_operation__add_padding(const char *filename, FLAC__Metadata_Chain *chain, unsigned length, FLAC__bool *needs_write)
479 {
480         FLAC__StreamMetadata *padding = 0;
481         FLAC__Metadata_Iterator *iterator = FLAC__metadata_iterator_new();
482
483         if(0 == iterator)
484                 die("out of memory allocating iterator");
485
486         FLAC__metadata_iterator_init(iterator, chain);
487
488         while(FLAC__metadata_iterator_next(iterator))
489                 ;
490
491         padding = FLAC__metadata_object_new(FLAC__METADATA_TYPE_PADDING);
492         if(0 == padding)
493                 die("out of memory allocating PADDING block");
494
495         padding->length = length;
496
497         if(!FLAC__metadata_iterator_insert_block_after(iterator, padding)) {
498                 print_error_with_chain_status(chain, "%s: ERROR: adding new PADDING block to metadata", filename);
499                 FLAC__metadata_object_delete(padding);
500                 FLAC__metadata_iterator_delete(iterator);
501                 return false;
502         }
503
504         FLAC__metadata_iterator_delete(iterator);
505         *needs_write = true;
506         return true;
507 }
508
509 FLAC__bool passes_filter(const CommandLineOptions *options, const FLAC__StreamMetadata *block, unsigned block_number)
510 {
511         unsigned i, j;
512         FLAC__bool matches_number = false, matches_type = false;
513         FLAC__bool has_block_number_arg = false;
514
515         for(i = 0; i < options->args.num_arguments; i++) {
516                 if(options->args.arguments[i].type == ARG__BLOCK_TYPE || options->args.arguments[i].type == ARG__EXCEPT_BLOCK_TYPE) {
517                         for(j = 0; j < options->args.arguments[i].value.block_type.num_entries; j++) {
518                                 if(options->args.arguments[i].value.block_type.entries[j].type == block->type) {
519                                         if(block->type != FLAC__METADATA_TYPE_APPLICATION || !options->args.arguments[i].value.block_type.entries[j].filter_application_by_id || 0 == memcmp(options->args.arguments[i].value.block_type.entries[j].application_id, block->data.application.id, FLAC__STREAM_METADATA_APPLICATION_ID_LEN/8))
520                                                 matches_type = true;
521                                 }
522                         }
523                 }
524                 else if(options->args.arguments[i].type == ARG__BLOCK_NUMBER) {
525                         has_block_number_arg = true;
526                         for(j = 0; j < options->args.arguments[i].value.block_number.num_entries; j++) {
527                                 if(options->args.arguments[i].value.block_number.entries[j] == block_number)
528                                         matches_number = true;
529                         }
530                 }
531         }
532
533         if(!has_block_number_arg)
534                 matches_number = true;
535
536         if(options->args.checks.has_block_type) {
537                 FLAC__ASSERT(!options->args.checks.has_except_block_type);
538         }
539         else if(options->args.checks.has_except_block_type)
540                 matches_type = !matches_type;
541         else
542                 matches_type = true;
543
544         return matches_number && matches_type;
545 }
546
547 void write_metadata(const char *filename, FLAC__StreamMetadata *block, unsigned block_number, FLAC__bool raw, FLAC__bool hexdump_application)
548 {
549         unsigned i, j;
550
551 /*@@@ yuck, should do this with a varargs function or something: */
552 #define PPR if(filename)printf("%s:",filename);
553         PPR; printf("METADATA block #%u\n", block_number);
554         PPR; printf("  type: %u (%s)\n", (unsigned)block->type, block->type < FLAC__METADATA_TYPE_UNDEFINED? FLAC__MetadataTypeString[block->type] : "UNKNOWN");
555         PPR; printf("  is last: %s\n", block->is_last? "true":"false");
556         PPR; printf("  length: %u\n", block->length);
557
558         switch(block->type) {
559                 case FLAC__METADATA_TYPE_STREAMINFO:
560                         PPR; printf("  minimum blocksize: %u samples\n", block->data.stream_info.min_blocksize);
561                         PPR; printf("  maximum blocksize: %u samples\n", block->data.stream_info.max_blocksize);
562                         PPR; printf("  minimum framesize: %u bytes\n", block->data.stream_info.min_framesize);
563                         PPR; printf("  maximum framesize: %u bytes\n", block->data.stream_info.max_framesize);
564                         PPR; printf("  sample_rate: %u Hz\n", block->data.stream_info.sample_rate);
565                         PPR; printf("  channels: %u\n", block->data.stream_info.channels);
566                         PPR; printf("  bits-per-sample: %u\n", block->data.stream_info.bits_per_sample);
567 #ifdef _MSC_VER
568                         PPR; printf("  total samples: %I64u\n", block->data.stream_info.total_samples);
569 #else
570                         PPR; printf("  total samples: %llu\n", (unsigned long long)block->data.stream_info.total_samples);
571 #endif
572                         PPR; printf("  MD5 signature: ");
573                         for(i = 0; i < 16; i++) {
574                                 printf("%02x", (unsigned)block->data.stream_info.md5sum[i]);
575                         }
576                         printf("\n");
577                         break;
578                 case FLAC__METADATA_TYPE_PADDING:
579                         /* nothing to print */
580                         break;
581                 case FLAC__METADATA_TYPE_APPLICATION:
582                         PPR; printf("  application ID: ");
583                         for(i = 0; i < 4; i++)
584                                 printf("%02x", block->data.application.id[i]);
585                         printf("\n");
586                         PPR; printf("  data contents:\n");
587                         if(0 != block->data.application.data) {
588                                 if(hexdump_application)
589                                         hexdump(filename, block->data.application.data, block->length - FLAC__STREAM_METADATA_HEADER_LENGTH, "    ");
590                                 else
591                                         (void) local_fwrite(block->data.application.data, 1, block->length - FLAC__STREAM_METADATA_HEADER_LENGTH, stdout);
592                         }
593                         break;
594                 case FLAC__METADATA_TYPE_SEEKTABLE:
595                         PPR; printf("  seek points: %u\n", block->data.seek_table.num_points);
596                         for(i = 0; i < block->data.seek_table.num_points; i++) {
597                                 if(block->data.seek_table.points[i].sample_number != FLAC__STREAM_METADATA_SEEKPOINT_PLACEHOLDER) {
598 #ifdef _MSC_VER
599                                         PPR; printf("    point %u: sample_number=%I64u, stream_offset=%I64u, frame_samples=%u\n", i, block->data.seek_table.points[i].sample_number, block->data.seek_table.points[i].stream_offset, block->data.seek_table.points[i].frame_samples);
600 #else
601                                         PPR; printf("    point %u: sample_number=%llu, stream_offset=%llu, frame_samples=%u\n", i, (unsigned long long)block->data.seek_table.points[i].sample_number, (unsigned long long)block->data.seek_table.points[i].stream_offset, block->data.seek_table.points[i].frame_samples);
602 #endif
603                                 }
604                                 else {
605                                         PPR; printf("    point %u: PLACEHOLDER\n", i);
606                                 }
607                         }
608                         break;
609                 case FLAC__METADATA_TYPE_VORBIS_COMMENT:
610                         PPR; printf("  vendor string: ");
611                         write_vc_field(0, &block->data.vorbis_comment.vendor_string, raw, stdout);
612                         PPR; printf("  comments: %u\n", block->data.vorbis_comment.num_comments);
613                         for(i = 0; i < block->data.vorbis_comment.num_comments; i++) {
614                                 PPR; printf("    comment[%u]: ", i);
615                                 write_vc_field(0, &block->data.vorbis_comment.comments[i], raw, stdout);
616                         }
617                         break;
618                 case FLAC__METADATA_TYPE_CUESHEET:
619                         PPR; printf("  media catalog number: %s\n", block->data.cue_sheet.media_catalog_number);
620 #ifdef _MSC_VER
621                         PPR; printf("  lead-in: %I64u\n", block->data.cue_sheet.lead_in);
622 #else
623                         PPR; printf("  lead-in: %llu\n", (unsigned long long)block->data.cue_sheet.lead_in);
624 #endif
625                         PPR; printf("  is CD: %s\n", block->data.cue_sheet.is_cd? "true":"false");
626                         PPR; printf("  number of tracks: %u\n", block->data.cue_sheet.num_tracks);
627                         for(i = 0; i < block->data.cue_sheet.num_tracks; i++) {
628                                 const FLAC__StreamMetadata_CueSheet_Track *track = block->data.cue_sheet.tracks+i;
629                                 const FLAC__bool is_last = (i == block->data.cue_sheet.num_tracks-1);
630                                 const FLAC__bool is_leadout = is_last && track->num_indices == 0;
631                                 PPR; printf("    track[%u]\n", i);
632 #ifdef _MSC_VER
633                                 PPR; printf("      offset: %I64u\n", track->offset);
634 #else
635                                 PPR; printf("      offset: %llu\n", (unsigned long long)track->offset);
636 #endif
637                                 if(is_last) {
638                                         PPR; printf("      number: %u (%s)\n", (unsigned)track->number, is_leadout? "LEAD-OUT" : "INVALID");
639                                 }
640                                 else {
641                                         PPR; printf("      number: %u\n", (unsigned)track->number);
642                                 }
643                                 if(!is_leadout) {
644                                         PPR; printf("      ISRC: %s\n", track->isrc);
645                                         PPR; printf("      type: %s\n", track->type == 1? "DATA" : "AUDIO");
646                                         PPR; printf("      pre-emphasis: %s\n", track->pre_emphasis? "true":"false");
647                                         PPR; printf("      number of index points: %u\n", track->num_indices);
648                                         for(j = 0; j < track->num_indices; j++) {
649                                                 const FLAC__StreamMetadata_CueSheet_Index *index = track->indices+j;
650                                                 PPR; printf("        index[%u]\n", j);
651 #ifdef _MSC_VER
652                                                 PPR; printf("          offset: %I64u\n", index->offset);
653 #else
654                                                 PPR; printf("          offset: %llu\n", (unsigned long long)index->offset);
655 #endif
656                                                 PPR; printf("          number: %u\n", (unsigned)index->number);
657                                         }
658                                 }
659                         }
660                         break;
661                 case FLAC__METADATA_TYPE_PICTURE:
662                         PPR; printf("  type: %u (%s)\n", block->data.picture.type, block->data.picture.type < FLAC__STREAM_METADATA_PICTURE_TYPE_UNDEFINED? FLAC__StreamMetadata_Picture_TypeString[block->data.picture.type] : "UNDEFINED");
663                         PPR; printf("  MIME type: %s\n", block->data.picture.mime_type);
664                         PPR; printf("  description: %s\n", block->data.picture.description);
665                         PPR; printf("  width: %u\n", (unsigned)block->data.picture.width);
666                         PPR; printf("  height: %u\n", (unsigned)block->data.picture.height);
667                         PPR; printf("  depth: %u\n", (unsigned)block->data.picture.depth);
668                         PPR; printf("  colors: %u%s\n", (unsigned)block->data.picture.colors, block->data.picture.colors? "" : " (unindexed)");
669                         PPR; printf("  data length: %u\n", (unsigned)block->data.picture.data_length);
670                         PPR; printf("  data:\n");
671                         if(0 != block->data.picture.data)
672                                 hexdump(filename, block->data.picture.data, block->data.picture.data_length, "    ");
673                         break;
674                 default:
675                         PPR; printf("  data contents:\n");
676                         if(0 != block->data.unknown.data)
677                                 hexdump(filename, block->data.unknown.data, block->length, "    ");
678                         break;
679         }
680 #undef PPR
681 }